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<body><span class="vcard"><a class="email" href="mailto:kenneth@whitecape.org" title="Kenneth Graunke <kenneth@whitecape.org>"> <span class="fn">Kenneth Graunke</span></a>
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<a class="bz_bug_link
bz_status_NEW "
title="NEW - Xorg segfault on cpu which does not support PAT"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110774">bug 110774</a>
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<td>chris@chris-wilson.co.uk, kenneth@whitecape.org
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Xorg segfault on cpu which does not support PAT"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110774#c1">Comment # 1</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Xorg segfault on cpu which does not support PAT"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110774">bug 110774</a>
from <span class="vcard"><a class="email" href="mailto:kenneth@whitecape.org" title="Kenneth Graunke <kenneth@whitecape.org>"> <span class="fn">Kenneth Graunke</span></a>
</span></b>
<pre>I guess we need to detect this case in brw_bufmgr.c when it sets has_mmap_wc.
Alternatively, the kernel (i915.ko) needs to not advertise WC map support
(I915_PARAM_MMAP_VERSION >= 1) when the CPU doesn't support it.
That's pretty unfortunate, I had hoped to assume WC maps were possible.</pre>
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